Susan Collins to Remain in Senate, Skip Governor Run (“Many political observers think that Collins, despite her popularity in Maine, would have had a hard time winning a GOP primary. The party’s current frontrunner is an ally of LePage, who is term-limited and cannot run again.”)

Trump hands Republicans a new ObamaCare problem (“Some Republicans fear that their party will be blamed for chaos in the market. Strategists warn that if health care premiums spike as a result of Trump ending the insurance payments, candidates will pay a price at the polls in 2018, when the House could be up for grabs.”)

The G.O.P. Is a Mess. It’s Not All Trump’s Fault. (“The president is just an avatar of the party’s pathologies, the culmination of its cynical trajectory over two decades.” Longer than two decades, but certainly since Newt Gingrich and the “Contract with America”)

Trump’s Iran announcement backfires (“President Trump’s official announcement that he will not certify the Iran deal, as the Joint Comprehensive Plan of Action (JCPOA) is known, set off a series of predictable and negative consequences.”)